The Profiling Tools team at Apple is seeking engineers passionate about optimization to enhance the Developer Tools ecosystem. This role involves leading the development of new capabilities that improve runtime data collection, analysis, and visualization for millions of developers across various Apple platforms. Engineers will work on tools like Instruments and xctrace, focusing on debugging and profiling to enhance app performance and user experience. A strong passion for learning and collaboration with different engineering teams is essential for success in this position.

• 3+ years of macOS or iOS development experience
• Expertise in Swift/Objective-C
• Strong problem-solving and debugging skills
• Understanding of Operating System fundamentals
• Experience in computer science or a related field commensurate with a 4-year degree
• Excellent verbal and written communication skills
• Software profiling and optimization background
• Passion for using or improving development tools
• Ability to analyze and visualize core concepts of new technologies
• Familiarity with agentic programming paradigms and AI-integrated development workflows

• Improve runtime data collection, analysis, and visualization in Apple's Developer Tools ecosystem.
• Drive development projects independently while collaborating with other teams.
• Anticipate problems early and communicate ideas clearly.
• Develop and integrate solutions to complex engineering challenges.
• Enhance tools for analyzing app behavior and optimizing performance.

• Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.